! Started logfile: /scr/pima/rv102_uvs/J0837+2454_X_dfm.log on Sat Nov 9 10:18:01 2019 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 8.40599 obs /scr/pima/rv102_uvs/J0837+2454_X_uva.fits ! Reading UV FITS file: /scr/pima/rv102_uvs/J0837+2454_X_uva.fits ! AN table 1: 22 integrations on 6 of 6 possible baselines. ! AN table 2: 70 integrations on 3 of 3 possible baselines. ! AN table 3: 15 integrations on 21 of 21 possible baselines. ! AN table 4: 29 integrations on 6 of 6 possible baselines. ! AN table 5: 119 integrations on 36 of 36 possible baselines. ! AN table 6: 119 integrations on 45 of 45 possible baselines. ! AN table 7: 82 integrations on 1 of 1 possible baselines. ! Apparent sampling: 0.38931 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0837+2454 ! ! There are 4 IFs, and a total of 4 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.40599e+09 8e+06 1 8e+06 ! 02 2 8.47599e+09 8e+06 1 8e+06 ! 03 3 8.79099e+09 8e+06 1 8e+06 ! 04 4 8.89599e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 79 lines of history. ! ! Reading 16432 visibilities. select rr, 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16 ! Restricting channel ranges to the available 4 channels. ! Selecting polarization: RR, channels: 1..4 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.2 print "taper_size =", taper_size ! taper_size = 70 ![@/opt64/bin/pima_mupet_01.dfm J0837+2454_X] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 28 telescope corrections were flagged in sub-array 1. ! A total of 24 telescope corrections were flagged in sub-array 2. ! A total of 16 telescope corrections were flagged in sub-array 3. ! A total of 24 telescope corrections were flagged in sub-array 4. ! A total of 752 telescope corrections were flagged in sub-array 5. ! A total of 841 telescope corrections were flagged in sub-array 6. ! A total of 164 telescope corrections were flagged in sub-array 7. ! ! Correcting IF 2. ! A total of 28 telescope corrections were flagged in sub-array 1. ! A total of 24 telescope corrections were flagged in sub-array 2. ! A total of 16 telescope corrections were flagged in sub-array 3. ! A total of 24 telescope corrections were flagged in sub-array 4. ! A total of 752 telescope corrections were flagged in sub-array 5. ! A total of 841 telescope corrections were flagged in sub-array 6. ! A total of 164 telescope corrections were flagged in sub-array 7. ! ! Correcting IF 3. ! A total of 28 telescope corrections were flagged in sub-array 1. ! A total of 24 telescope corrections were flagged in sub-array 2. ! A total of 16 telescope corrections were flagged in sub-array 3. ! A total of 24 telescope corrections were flagged in sub-array 4. ! A total of 791 telescope corrections were flagged in sub-array 5. ! A total of 880 telescope corrections were flagged in sub-array 6. ! A total of 164 telescope corrections were flagged in sub-array 7. ! ! Correcting IF 4. ! A total of 28 telescope corrections were flagged in sub-array 1. ! A total of 24 telescope corrections were flagged in sub-array 2. ! A total of 16 telescope corrections were flagged in sub-array 3. ! A total of 24 telescope corrections were flagged in sub-array 4. ! A total of 791 telescope corrections were flagged in sub-array 5. ! A total of 880 telescope corrections were flagged in sub-array 6. ! A total of 164 telescope corrections were flagged in sub-array 7. ! ! Fit before self-cal, rms=1.078165Jy sigma=17.830428 ! Fit after self-cal, rms=0.652892Jy sigma=10.805188 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.769% of the data. ! The x-axis pixel size should ideally be below 0.1727 milli-arcsec ! Estimated beam: bmin=0.7079 mas, bmaj=1.05 mas, bpa=-13.96 degrees ! Estimated noise=0.744171 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.265616 Jy ! Component: 100 - total flux cleaned = 0.343082 Jy ! Total flux subtracted in 100 components = 0.343082 Jy ! Clean residual min=-0.015742 max=0.035709 Jy/beam ! Clean residual mean=0.000235 rms=0.003680 Jy/beam ! Combined flux in latest and established models = 0.343082 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.343082 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.156359Jy sigma=2.212811 ! Fit after self-cal, rms=0.155976Jy sigma=2.207716 ! Inverting map ! Your choice of large map pixels excluded 0.769% of the data. ! The x-axis pixel size should ideally be below 0.1727 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0418067 Jy ! Component: 100 - total flux cleaned = 0.064777 Jy ! Total flux subtracted in 100 components = 0.064777 Jy ! Clean residual min=-0.008803 max=0.016778 Jy/beam ! Clean residual mean=0.000165 rms=0.002152 Jy/beam ! Combined flux in latest and established models = 0.407859 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 12 components and 0.407859 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.139116Jy sigma=1.893466 ! Fit after self-cal, rms=0.138896Jy sigma=1.890660 ! Inverting map ! Your choice of large map pixels excluded 0.769% of the data. ! The x-axis pixel size should ideally be below 0.1727 milli-arcsec ! Added new window around map position (1, -1.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0169413 Jy ! Component: 100 - total flux cleaned = 0.0229702 Jy ! Total flux subtracted in 100 components = 0.0229702 Jy ! Clean residual min=-0.006716 max=0.007751 Jy/beam ! Clean residual mean=0.000141 rms=0.001717 Jy/beam ! Combined flux in latest and established models = 0.430829 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 17 components and 0.430829 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.135738Jy sigma=1.838530 ! Fit after self-cal, rms=0.135578Jy sigma=1.836479 ! Inverting map ! Your choice of large map pixels excluded 0.769% of the data. ! The x-axis pixel size should ideally be below 0.1727 milli-arcsec print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.769% of the data. ! The x-axis pixel size should ideally be below 0.1727 milli-arcsec ! Estimated beam: bmin=0.7823 mas, bmaj=1.288 mas, bpa=-14.37 degrees ! Estimated noise=0.405186 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (3.4, -3.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0123423 Jy ! Component: 100 - total flux cleaned = 0.0198351 Jy ! Component: 150 - total flux cleaned = 0.0250533 Jy ! Component: 200 - total flux cleaned = 0.0271349 Jy ! Total flux subtracted in 200 components = 0.0271349 Jy ! Clean residual min=-0.004006 max=0.005682 Jy/beam ! Clean residual mean=0.000834 rms=0.001269 Jy/beam ! Combined flux in latest and established models = 0.457964 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 40 components and 0.457964 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.133920Jy sigma=1.816690 ! Fit after self-cal, rms=0.133798Jy sigma=1.814897 ! Inverting map ! Your choice of large map pixels excluded 0.769% of the data. ! The x-axis pixel size should ideally be below 0.1727 milli-arcsec print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7823 x 1.288 at -14.37 degrees (North through East) ! Clean map min=-0.004145 max=0.35182 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! HN 1.01 LA 1.07 NL 1.12 SC 0.98 ! ! A total of 186 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! HN 0.00* SC 0.00* WF 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! FD 1.01 HN 1.04 KP 1.01 LA 1.01 ! NL 1.10 PT 1.00 SC 1.06 ! ! Telescope amplitude corrections in sub-array 4: ! HN 0.91 MK 0.99 SC 1.10 WZ 1.07 ! ! Telescope amplitude corrections in sub-array 5: ! FD 1.00 HN 0.99 KP 0.99 LA 1.02 ! MK 1.00 NY 1.00 PT 0.99 SC 1.03 ! WF 0.97 ! ! Telescope amplitude corrections in sub-array 6: ! FD 0.98 HN 0.99 KP 1.00 LA 1.01 ! MK 1.02 NL 1.02 NY 1.00 PT 1.00 ! SC 1.02 WF 0.91 ! ! Telescope amplitude corrections in sub-array 7: ! MK 0.00* NY 0.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! HN 1.04 LA 1.07 NL 1.15 SC 0.97 ! ! A total of 186 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! HN 0.00* SC 0.00* WF 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! FD 0.97 HN 1.02 KP 1.03 LA 0.98 ! NL 1.11 PT 1.00 SC 1.04 ! ! Telescope amplitude corrections in sub-array 4: ! HN 0.97 MK 1.11 SC 0.94 WZ 1.07 ! ! Telescope amplitude corrections in sub-array 5: ! FD 1.01 HN 0.97 KP 0.98 LA 0.99 ! MK 1.00 NY 0.99 PT 1.00 SC 1.04 ! WF 0.95 ! ! Telescope amplitude corrections in sub-array 6: ! FD 0.99 HN 0.97 KP 1.00 LA 1.01 ! MK 1.01 NL 0.98 NY 1.02 PT 1.01 ! SC 1.01 WF 0.90 ! ! Telescope amplitude corrections in sub-array 7: ! MK 0.00* NY 0.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! HN 0.99 LA 1.01 NL 1.11 SC 0.97 ! ! A total of 186 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! HN 0.00* SC 0.00* WF 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! FD 1.02 HN 0.99 KP 0.98 LA 1.01 ! NL 1.09 PT 1.04 SC 1.00 ! ! Telescope amplitude corrections in sub-array 4: ! HN 0.92 MK 1.00 SC 0.98 WZ 1.04 ! ! Telescope amplitude corrections in sub-array 5: ! FD 1.01 HN 0.99 KP 1.02 LA 0.98 ! MK 1.02 NY 1.00* PT 1.02 SC 1.02 ! WF 0.95 ! ! Telescope amplitude corrections in sub-array 6: ! FD 0.98 HN 0.95 KP 1.01 LA 1.00 ! MK 0.98 NL 1.00 NY 1.00* PT 1.03 ! SC 1.01 WF 0.97 ! ! Telescope amplitude corrections in sub-array 7: ! MK 0.00* NY 0.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! HN 0.99 LA 1.02 NL 1.08 SC 0.96 ! ! A total of 186 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! HN 0.00* SC 0.00* WF 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! FD 1.00 HN 0.99 KP 1.02 LA 1.02 ! NL 1.08 PT 1.05 SC 0.93 ! ! Telescope amplitude corrections in sub-array 4: ! HN 0.96 MK 0.98 SC 1.02 WZ 1.04 ! ! Telescope amplitude corrections in sub-array 5: ! FD 1.01 HN 0.92 KP 0.99 LA 1.05 ! MK 1.03 NY 1.00* PT 1.02 SC 1.04 ! WF 0.91 ! ! Telescope amplitude corrections in sub-array 6: ! FD 1.03 HN 1.00 KP 0.99 LA 1.00 ! MK 1.02 NL 1.03 NY 1.00* PT 1.00 ! SC 0.99 WF 0.91 ! ! Telescope amplitude corrections in sub-array 7: ! MK 0.00* NY 0.00* ! ! ! Fit before self-cal, rms=0.133798Jy sigma=1.814897 ! Fit after self-cal, rms=0.124834Jy sigma=1.788945 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.82% of the data. ! The x-axis pixel size should ideally be below 0.1727 milli-arcsec ! Estimated beam: bmin=0.7663 mas, bmaj=1.301 mas, bpa=-14.57 degrees ! Estimated noise=0.410348 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00173439 Jy ! Component: 100 - total flux cleaned = 0.00264037 Jy ! Component: 150 - total flux cleaned = 0.003285 Jy ! Component: 200 - total flux cleaned = 0.00348082 Jy ! Total flux subtracted in 200 components = 0.00348082 Jy ! Clean residual min=-0.002491 max=0.003017 Jy/beam ! Clean residual mean=0.000144 rms=0.000646 Jy/beam ! Combined flux in latest and established models = 0.461445 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 51 components and 0.461445 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.124756Jy sigma=1.787717 ! Fit after self-cal, rms=0.124670Jy sigma=1.787367 ! Inverting map ! Your choice of large map pixels excluded 0.82% of the data. ! The x-axis pixel size should ideally be below 0.1727 milli-arcsec selfcal true, true, soltime1 ! Performing amp+phase self-cal over 120 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.124670Jy sigma=1.787367 ! Fit after self-cal, rms=0.124573Jy sigma=1.787243 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.82% of the data. ! The x-axis pixel size should ideally be below 0.1727 milli-arcsec ! Estimated beam: bmin=0.766 mas, bmaj=1.302 mas, bpa=-14.61 degrees ! Estimated noise=0.410571 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000788833 Jy ! Component: 100 - total flux cleaned = 0.00138022 Jy ! Component: 150 - total flux cleaned = 0.00160271 Jy ! Component: 200 - total flux cleaned = 0.00168064 Jy ! Total flux subtracted in 200 components = 0.00168064 Jy ! Clean residual min=-0.002471 max=0.002845 Jy/beam ! Clean residual mean=0.000118 rms=0.000624 Jy/beam ! Combined flux in latest and established models = 0.463125 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 55 components and 0.463126 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.124535Jy sigma=1.786632 ! Fit after self-cal, rms=0.124527Jy sigma=1.786547 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.82% of the data. ! The x-axis pixel size should ideally be below 0.1727 milli-arcsec repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-16.6, 12.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00178094 Jy ! Component: 100 - total flux cleaned = 0.00154914 Jy ! Component: 150 - total flux cleaned = 0.00150247 Jy ! Component: 200 - total flux cleaned = 0.00154353 Jy ! Total flux subtracted in 200 components = 0.00154353 Jy ! Clean residual min=-0.002379 max=0.002603 Jy/beam ! Clean residual mean=0.000111 rms=0.000603 Jy/beam ! Combined flux in latest and established models = 0.464669 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 66 components and 0.464669 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.124468Jy sigma=1.785527 ! Fit after self-cal, rms=0.124464Jy sigma=1.785437 ! Inverting map ! Your choice of large map pixels excluded 0.82% of the data. ! The x-axis pixel size should ideally be below 0.1727 milli-arcsec ! Added new window around map position (-35.4, 6.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0015964 Jy ! Component: 100 - total flux cleaned = 0.00182594 Jy ! Component: 150 - total flux cleaned = 0.00206809 Jy ! Component: 200 - total flux cleaned = 0.00211345 Jy ! Total flux subtracted in 200 components = 0.00211345 Jy ! Clean residual min=-0.002285 max=0.002574 Jy/beam ! Clean residual mean=0.000106 rms=0.000585 Jy/beam ! Combined flux in latest and established models = 0.466783 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 81 components and 0.466783 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.124401Jy sigma=1.784499 ! Fit after self-cal, rms=0.124394Jy sigma=1.784462 ! Inverting map ! Your choice of large map pixels excluded 0.82% of the data. ! The x-axis pixel size should ideally be below 0.1727 milli-arcsec ! Added new window around map position (38.2, 33). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00205731 Jy ! Component: 100 - total flux cleaned = 0.00246691 Jy ! Component: 150 - total flux cleaned = 0.00263259 Jy ! Component: 200 - total flux cleaned = 0.00274931 Jy ! Total flux subtracted in 200 components = 0.00274931 Jy ! Clean residual min=-0.002220 max=0.002329 Jy/beam ! Clean residual mean=0.000093 rms=0.000568 Jy/beam ! Combined flux in latest and established models = 0.469532 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 92 components and 0.469532 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.124341Jy sigma=1.783756 ! Fit after self-cal, rms=0.124335Jy sigma=1.783716 ! Inverting map ! Your choice of large map pixels excluded 0.82% of the data. ! The x-axis pixel size should ideally be below 0.1727 milli-arcsec selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.124335Jy sigma=1.783716 ! Fit after self-cal, rms=0.124289Jy sigma=1.783489 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.82% of the data. ! The x-axis pixel size should ideally be below 0.1727 milli-arcsec ! Estimated beam: bmin=0.7661 mas, bmaj=1.303 mas, bpa=-14.63 degrees ! Estimated noise=0.4105 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000938776 Jy ! Component: 100 - total flux cleaned = 0.00130856 Jy ! Component: 150 - total flux cleaned = 0.00142222 Jy ! Component: 200 - total flux cleaned = 0.00149433 Jy ! Total flux subtracted in 200 components = 0.00149433 Jy ! Clean residual min=-0.002189 max=0.002330 Jy/beam ! Clean residual mean=0.000082 rms=0.000552 Jy/beam ! Combined flux in latest and established models = 0.471026 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 96 components and 0.471026 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.124263Jy sigma=1.783125 ! Fit after self-cal, rms=0.124261Jy sigma=1.783107 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.82% of the data. ! The x-axis pixel size should ideally be below 0.1727 milli-arcsec repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000298526 Jy ! Component: 100 - total flux cleaned = 0.000332093 Jy ! Component: 150 - total flux cleaned = 0.000332377 Jy ! Component: 200 - total flux cleaned = 0.000363944 Jy ! Total flux subtracted in 200 components = 0.000363944 Jy ! Clean residual min=-0.002162 max=0.002320 Jy/beam ! Clean residual mean=0.000080 rms=0.000547 Jy/beam ! Combined flux in latest and established models = 0.47139 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 100 components and 0.47139 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.124245Jy sigma=1.782857 ! Fit after self-cal, rms=0.124244Jy sigma=1.782851 ! Inverting map ! Your choice of large map pixels excluded 0.82% of the data. ! The x-axis pixel size should ideally be below 0.1727 milli-arcsec uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. win_mult = win_mult * 1.2 selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.124244Jy sigma=1.782851 ! Fit after self-cal, rms=0.124237Jy sigma=1.782823 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.82% of the data. ! The x-axis pixel size should ideally be below 0.1727 milli-arcsec ! Estimated beam: bmin=2.138 mas, bmaj=3.1 mas, bpa=-30.64 degrees ! Estimated noise=0.578593 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00110975 Jy ! Component: 100 - total flux cleaned = 0.00138695 Jy ! Component: 150 - total flux cleaned = 0.00152651 Jy ! Component: 200 - total flux cleaned = 0.00152601 Jy ! Total flux subtracted in 200 components = 0.00152601 Jy ! Clean residual min=-0.002194 max=0.002262 Jy/beam ! Clean residual mean=0.000192 rms=0.000605 Jy/beam ! Combined flux in latest and established models = 0.472916 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 106 components and 0.472916 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.124232Jy sigma=1.782767 ! Fit after self-cal, rms=0.124231Jy sigma=1.782735 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.82% of the data. ! The x-axis pixel size should ideally be below 0.1727 milli-arcsec repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000131247 Jy ! Component: 100 - total flux cleaned = 0.000155361 Jy ! Component: 150 - total flux cleaned = 0.000133305 Jy ! Component: 200 - total flux cleaned = 0.000113382 Jy ! Total flux subtracted in 200 components = 0.000113382 Jy ! Clean residual min=-0.002182 max=0.002252 Jy/beam ! Clean residual mean=0.000192 rms=0.000600 Jy/beam ! Combined flux in latest and established models = 0.473029 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 110 components and 0.473029 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.124228Jy sigma=1.782714 ! Fit after self-cal, rms=0.124228Jy sigma=1.782701 ! Inverting map ! Your choice of large map pixels excluded 0.82% of the data. ! The x-axis pixel size should ideally be below 0.1727 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "============== Finished amplitude self-cal ==============" ! ============== Finished amplitude self-cal ============== restore ! Inverting map and beam ! Your choice of large map pixels excluded 0.82% of the data. ! The x-axis pixel size should ideally be below 0.1727 milli-arcsec ! Estimated beam: bmin=0.7662 mas, bmaj=1.303 mas, bpa=-14.63 degrees ! Estimated noise=0.410561 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7662 x 1.303 at -14.63 degrees (North through East) ! Clean map min=-0.002137 max=0.34907 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if print "============== Clearing model and starting over ==========" ! ============== Clearing model and starting over ========== clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.82% of the data. ! The x-axis pixel size should ideally be below 0.1727 milli-arcsec ! Estimated beam: bmin=0.6976 mas, bmaj=1.056 mas, bpa=-14.34 degrees ! Estimated noise=0.764566 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.267108 Jy ! Component: 100 - total flux cleaned = 0.349434 Jy ! Component: 150 - total flux cleaned = 0.390882 Jy ! Component: 200 - total flux cleaned = 0.413798 Jy ! Total flux subtracted in 200 components = 0.413798 Jy ! Clean residual min=-0.007279 max=0.011595 Jy/beam ! Clean residual mean=0.000041 rms=0.001831 Jy/beam ! Combined flux in latest and established models = 0.413798 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 14 model components to the UV plane model. ! The established model now contains 14 components and 0.413798 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.82% of the data. ! The x-axis pixel size should ideally be below 0.1727 milli-arcsec ! Estimated beam: bmin=0.7662 mas, bmaj=1.303 mas, bpa=-14.63 degrees ! Estimated noise=0.410561 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0185588 Jy ! Component: 100 - total flux cleaned = 0.0288169 Jy ! Component: 150 - total flux cleaned = 0.0355321 Jy ! Component: 200 - total flux cleaned = 0.0403528 Jy ! Total flux subtracted in 200 components = 0.0403528 Jy ! Clean residual min=-0.002835 max=0.003568 Jy/beam ! Clean residual mean=0.000181 rms=0.000758 Jy/beam ! Combined flux in latest and established models = 0.454151 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 44 components and 0.454151 Jy ! Inverting map ! Your choice of large map pixels excluded 0.82% of the data. ! The x-axis pixel size should ideally be below 0.1727 milli-arcsec ! Added new window around map position (-6, 3.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00395521 Jy ! Component: 100 - total flux cleaned = 0.00714352 Jy ! Component: 150 - total flux cleaned = 0.00983632 Jy ! Component: 200 - total flux cleaned = 0.0120309 Jy ! Total flux subtracted in 200 components = 0.0120309 Jy ! Clean residual min=-0.002500 max=0.002573 Jy/beam ! Clean residual mean=0.000111 rms=0.000614 Jy/beam ! Combined flux in latest and established models = 0.466182 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 60 components and 0.466182 Jy ! Inverting map ! Your choice of large map pixels excluded 0.82% of the data. ! The x-axis pixel size should ideally be below 0.1727 milli-arcsec uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.82% of the data. ! The x-axis pixel size should ideally be below 0.1727 milli-arcsec ! Estimated beam: bmin=2.138 mas, bmaj=3.1 mas, bpa=-30.64 degrees ! Estimated noise=0.578593 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00324005 Jy ! Component: 100 - total flux cleaned = 0.00507644 Jy ! Component: 150 - total flux cleaned = 0.00572713 Jy ! Component: 200 - total flux cleaned = 0.00630567 Jy ! Total flux subtracted in 200 components = 0.00630567 Jy ! Clean residual min=-0.002078 max=0.002303 Jy/beam ! Clean residual mean=0.000198 rms=0.000605 Jy/beam ! Combined flux in latest and established models = 0.472488 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000262598 Jy ! Component: 100 - total flux cleaned = 0.000412013 Jy ! Component: 150 - total flux cleaned = 0.000522604 Jy ! Component: 200 - total flux cleaned = 0.000624546 Jy ! Total flux subtracted in 200 components = 0.000624546 Jy ! Clean residual min=-0.002080 max=0.002274 Jy/beam ! Clean residual mean=0.000188 rms=0.000593 Jy/beam ! Combined flux in latest and established models = 0.473112 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 91 components and 0.473112 Jy ! Inverting map ! Your choice of large map pixels excluded 0.82% of the data. ! The x-axis pixel size should ideally be below 0.1727 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 0.82% of the data. ! The x-axis pixel size should ideally be below 0.1727 milli-arcsec ! Estimated beam: bmin=0.7662 mas, bmaj=1.303 mas, bpa=-14.63 degrees ! Estimated noise=0.410561 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000293878 Jy ! Component: 100 - total flux cleaned = -0.000428475 Jy ! Component: 150 - total flux cleaned = -0.000488903 Jy ! Component: 200 - total flux cleaned = -0.000432252 Jy ! Total flux subtracted in 200 components = -0.000432252 Jy ! Clean residual min=-0.002183 max=0.002396 Jy/beam ! Clean residual mean=0.000070 rms=0.000556 Jy/beam ! Combined flux in latest and established models = 0.47268 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 107 components and 0.47268 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.124279Jy sigma=1.783765 ! Fit after self-cal, rms=0.124264Jy sigma=1.783460 wmodel J0837+2454_X_map.mod ! Writing 107 model components to file: J0837+2454_X_map.mod wobs J0837+2454_X_uvs.fits ! Writing UV FITS file: J0837+2454_X_uvs.fits wwins J0837+2454_X_map.win ! wwins: Wrote 7 windows to J0837+2454_X_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! Your choice of large map pixels excluded 0.82% of the data. ! The x-axis pixel size should ideally be below 0.1727 milli-arcsec ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.000395218 Jy ! Component: 100 - total flux cleaned = 0.000514847 Jy ! Component: 150 - total flux cleaned = 0.000906675 Jy ! Component: 200 - total flux cleaned = 0.00121161 Jy ! Component: 250 - total flux cleaned = 0.00150987 Jy ! Component: 300 - total flux cleaned = 0.00191225 Jy ! Component: 350 - total flux cleaned = 0.00223478 Jy ! Component: 400 - total flux cleaned = 0.00255202 Jy ! Component: 450 - total flux cleaned = 0.00286466 Jy ! Component: 500 - total flux cleaned = 0.00324082 Jy ! Component: 550 - total flux cleaned = 0.00354347 Jy ! Component: 600 - total flux cleaned = 0.00400816 Jy ! Component: 650 - total flux cleaned = 0.00423706 Jy ! Component: 700 - total flux cleaned = 0.00446417 Jy ! Component: 750 - total flux cleaned = 0.00481618 Jy ! Component: 800 - total flux cleaned = 0.00497399 Jy ! Component: 850 - total flux cleaned = 0.00528647 Jy ! Component: 900 - total flux cleaned = 0.00541034 Jy ! Component: 950 - total flux cleaned = 0.00562393 Jy ! Component: 1000 - total flux cleaned = 0.00589555 Jy ! Component: 1050 - total flux cleaned = 0.0061048 Jy ! Component: 1100 - total flux cleaned = 0.00622278 Jy ! Component: 1150 - total flux cleaned = 0.00645748 Jy ! Component: 1200 - total flux cleaned = 0.00666073 Jy ! Component: 1250 - total flux cleaned = 0.00683302 Jy ! Component: 1300 - total flux cleaned = 0.00694714 Jy ! Component: 1350 - total flux cleaned = 0.00717328 Jy ! Component: 1400 - total flux cleaned = 0.00728543 Jy ! Component: 1450 - total flux cleaned = 0.00745143 Jy ! Component: 1500 - total flux cleaned = 0.00753429 Jy ! Component: 1550 - total flux cleaned = 0.00764342 Jy ! Component: 1600 - total flux cleaned = 0.00777904 Jy ! Component: 1650 - total flux cleaned = 0.00788626 Jy ! Component: 1700 - total flux cleaned = 0.00799269 Jy ! Component: 1750 - total flux cleaned = 0.00801918 Jy ! Component: 1800 - total flux cleaned = 0.00804554 Jy ! Component: 1850 - total flux cleaned = 0.00815018 Jy ! Component: 1900 - total flux cleaned = 0.00830565 Jy ! Component: 1950 - total flux cleaned = 0.00830552 Jy ! Component: 2000 - total flux cleaned = 0.00843327 Jy ! Component: 2050 - total flux cleaned = 0.00855993 Jy ! Component: 2100 - total flux cleaned = 0.0085347 Jy ! Component: 2150 - total flux cleaned = 0.00873439 Jy ! Component: 2200 - total flux cleaned = 0.00870929 Jy ! Component: 2250 - total flux cleaned = 0.00880783 Jy ! Component: 2300 - total flux cleaned = 0.00885646 Jy ! Component: 2350 - total flux cleaned = 0.00885684 Jy ! Component: 2400 - total flux cleaned = 0.00904983 Jy ! Component: 2450 - total flux cleaned = 0.00909755 Jy ! Component: 2500 - total flux cleaned = 0.00904966 Jy ! Component: 2550 - total flux cleaned = 0.0091207 Jy ! Component: 2600 - total flux cleaned = 0.009309 Jy ! Component: 2650 - total flux cleaned = 0.00930914 Jy ! Component: 2700 - total flux cleaned = 0.00942562 Jy ! Component: 2750 - total flux cleaned = 0.00963353 Jy ! Component: 2800 - total flux cleaned = 0.00965655 Jy ! Component: 2850 - total flux cleaned = 0.00977076 Jy ! Component: 2900 - total flux cleaned = 0.00977088 Jy ! Component: 2950 - total flux cleaned = 0.00990644 Jy ! Component: 3000 - total flux cleaned = 0.0100187 Jy ! Component: 3050 - total flux cleaned = 0.0100632 Jy ! Component: 3100 - total flux cleaned = 0.0101521 Jy ! Component: 3150 - total flux cleaned = 0.0101521 Jy ! Component: 3200 - total flux cleaned = 0.0102619 Jy ! Component: 3250 - total flux cleaned = 0.0103711 Jy ! Component: 3300 - total flux cleaned = 0.0104362 Jy ! Component: 3350 - total flux cleaned = 0.010436 Jy ! Component: 3400 - total flux cleaned = 0.0104791 Jy ! Component: 3450 - total flux cleaned = 0.010629 Jy ! Component: 3500 - total flux cleaned = 0.010629 Jy ! Component: 3550 - total flux cleaned = 0.010756 Jy ! Component: 3600 - total flux cleaned = 0.0107982 Jy ! Component: 3650 - total flux cleaned = 0.0106933 Jy ! Component: 3700 - total flux cleaned = 0.0107976 Jy ! Component: 3750 - total flux cleaned = 0.0109433 Jy ! Component: 3800 - total flux cleaned = 0.0108606 Jy ! Component: 3850 - total flux cleaned = 0.0109221 Jy ! Component: 3900 - total flux cleaned = 0.0109426 Jy ! Component: 3950 - total flux cleaned = 0.0110443 Jy ! Component: 4000 - total flux cleaned = 0.0110038 Jy ! Component: 4050 - total flux cleaned = 0.0111246 Jy ! Total flux subtracted in 4096 components = 0.0110643 Jy ! Clean residual min=-0.001456 max=0.001219 Jy/beam ! Clean residual mean=0.000020 rms=0.000328 Jy/beam ! Combined flux in latest and established models = 0.483744 Jy keep ! Adding 275 model components to the UV plane model. ! The established model now contains 382 components and 0.483745 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /scr/pima/rv102_uvs/J0837+2454_X_map.fits ! Inverting map ! Your choice of large map pixels excluded 0.82% of the data. ! The x-axis pixel size should ideally be below 0.1727 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7662 x 1.303 at -14.63 degrees (North through East) ! Clean map min=-0.0017142 max=0.34847 Jy/beam ! Writing clean map to FITS file: /scr/pima/rv102_uvs/J0837+2454_X_map.fits wmodel /scr/pima/rv102_uvs/J0837+2454_X_map.mod ! Writing 382 model components to file: /scr/pima/rv102_uvs/J0837+2454_X_map.mod wobs /scr/pima/rv102_uvs/J0837+2454_X_uvs.fits ! Writing UV FITS file: /scr/pima/rv102_uvs/J0837+2454_X_uvs.fits wwins /scr/pima/rv102_uvs/J0837+2454_X_map.win ! wwins: Wrote 8 windows to /scr/pima/rv102_uvs/J0837+2454_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.348474 invert ! Inverting map ! Your choice of large map pixels excluded 0.82% of the data. ! The x-axis pixel size should ideally be below 0.1727 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000327705 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.28212 0.28212 0.564241 1.12848 2.25696 4.51393 9.02785 18.0557 36.1114 72.2228 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0009 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.348 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1063.38 quit ! Quitting program ! Log file /scr/pima/rv102_uvs/J0837+2454_X_dfm.log closed on Sat Nov 9 10:18:06 2019